Comparison of the effect of licorice and green tea on complications after tracheal intubation

Comparison of the effect of Licorice and Green Tea solution on reducing sore throat, cough and hoarseness after extubation after surgery in Selected Hospitals of AJA University of Medical Sciences.

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20190729044373N1

Enrollment

102

Registered

2019-12-27

Start date

2019-12-22

Completion date

Unknown

Last updated

2020-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Patients undergoing elective surgery undergoing general anesthesia and endotracheal intubation.

Interventions

Intervention 1: Intervention group: Licorice group, Prior to this intervention, the sore throat, cough and hoarseness questionnaires will be filled out. Then, after the researcher has confirmed the re

Eligibility

Sex/Gender

All

Age

18 Years to 65 Years

Inclusion criteria

Inclusion criteria: Patient's willingness to participate in the study Having the consent of the surgeon physician for gargling licorice and green tea Being Candidate for short Term Elective Surgery (Between Half to One Hour) Using endotracheal tubes for anesthesia Ages 18 to 65 years Ability to communicate and answer questions having no allergy to licorice and green tea having no airway infection No surgery on the head, neck and spine Ability to semi-sitting position for soluble gargle after surgery No history of sore throat in the past week No re-intubation for any reason Having no history of diabetes

Exclusion criteria

Exclusion criteria: Patient or physician dissatisfaction with continuing study Intubation time exceeds 30 seconds Malampati score greater than 2 Action for intubation more than once Nausea and vomiting after starting a fluid regimen

Design outcomes

Primary

Measure	Time frame
Cough: In this study, cough will be assessed by a 4-item questionnaire that included 0 as no cough, 1 as mild cough (less than in a common cold), 2 as moderate cough (as in a common cold), the number 3 means severe cough (more than what happens in a cold). Timepoint: Before the intervention, immediately after the intervention and 2 hours after the intervention. Method of measurement: 4-point questionnaire.;Sore throat: In this study, sore throat is the incidence and severity of sore throat that will be measured in patients by the VAS criteria. Timepoint: Before the intervention, immediately after the intervention and 2 hours after the intervention. Method of measurement: VAS criteria.;Voice Violence: In this study, Voice Violence will be assessed by a 4-item questionnaire with 0 as non-hoarseness, 1 as mild hoarseness (there was no hoarseness at the time of intervention but previously felt by the patient), 2 as moderate hoarseness ( Only by the patient himself / herself) and number 3, ie, severe hoarseness (felt by the interventionist when completing the questionnaire). Timepoint: Before the intervention, immediately after the intervention and 2 hours after the intervention. Method of measurement: 4-point questionnaire.	—

Measure

Time frame

Cough: In this study, cough will be assessed by a 4-item questionnaire that included 0 as no cough, 1 as mild cough (less than in a common cold), 2 as moderate cough (as in a common cold), the number 3 means severe cough (more than what happens in a cold). Timepoint: Before the intervention, immediately after the intervention and 2 hours after the intervention. Method of measurement: 4-point questionnaire.;Sore throat: In this study, sore throat is the incidence and severity of sore throat that will be measured in patients by the VAS criteria. Timepoint: Before the intervention, immediately after the intervention and 2 hours after the intervention. Method of measurement: VAS criteria.;Voice Violence: In this study, Voice Violence will be assessed by a 4-item questionnaire with 0 as non-hoarseness, 1 as mild hoarseness (there was no hoarseness at the time of intervention but previously felt by the patient), 2 as moderate hoarseness ( Only by the patient himself / herself) and number 3, ie, severe hoarseness (felt by the interventionist when completing the questionnaire). Timepoint: Before the intervention, immediately after the intervention and 2 hours after the intervention. Method of measurement: 4-point questionnaire.

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Countries

Iran (Islamic Republic of)

Contacts

Public ContactHamid Karimi

Tehran University of Medical Sciences

h.karimi.1.12.72@gmail.com+98 21 6692 7171

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026